In 2026, "hallucination rate" is a vanity metric unless you know which test was...

https://www.hotel-bookmarkings.win/hallucination-rates-in-2026-aren-t-universal-they-depend-on-your-benchmark

In 2026, "hallucination rate" is a vanity metric unless you know which test was used. Relying on a single percentage is dangerous because benchmarks like Vectara’s HHEM and AA-Omniscience measure fundamentally different types of failures